tiffany has a goal to complete a triathlon. The race consists of a 2.4-mile swim, a 112-mile bike ride, and a 26.2-mile run. In training, Tiffany can swim at an average pace of 1.8mph. She rides her bike at an average of 18.8mph and runs at 6.2mph. Estimate how long it will take her to complete the triathlon.